255323292820959 has 32 divisors (see below), whose sum is σ = 383420690104320. Its totient is φ = 149725756648800.

The previous prime is 255323292820931. The next prime is 255323292821017. The reversal of 255323292820959 is 959028292323552.

It is not a de Polignac number, because 255323292820959 - 2¹³ = 255323292812767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255323292820959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255323292820919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13585539 + ... + 26366900.

It is an arithmetic number, because the mean of its divisors is an integer number (11981896565760).

Almost surely, 2^{255323292820959} is an apocalyptic number.

255323292820959 is a deficient number, since it is larger than the sum of its proper divisors (128097397283361).

255323292820959 is a wasteful number, since it uses less digits than its factorization.

255323292820959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39958731.

The product of its (nonzero) digits is 209952000, while the sum is 66.

The spelling of 255323292820959 in words is "two hundred fifty-five trillion, three hundred twenty-three billion, two hundred ninety-two million, eight hundred twenty thousand, nine hundred fifty-nine".